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Watershed Plan Announcements
Final Watershed Plan Adopted by Board of Supervisors
The Cub Run and Bull Run watershed management plan was adopted by
the Board of Supervisors on Feb. 26, 2007. For additional
information, please contact the Stormwater Planning Division,
703-324-5500, TTY 711.
Profile
Description
These watersheds are in the southwestern part of Fairfax County
bordering Loudoun and Prince William counties, upstream from Little Rocky
Run.
Major Streams and Tributaries
Cub Run: Major tributaries include Big Rocky Run, Cain Branch, Dead Run,
Elklick Run, Flatlick Branch and Round Lick Branch.
Bull Run: The major tributaries are Bull Run East and Bull Run West.
Watershed Size
63 square miles, total
47.5 square miles within Fairfax County
- Cub Run: 53.3 square miles total, 39.1 square miles within the county
- Bull Run: 9.7 square miles total, 8.4 square miles within the county
Unique Features
14 square miles of Loudoun County drains to these watersheds. While the
impacts of these areas will be evaluated, the watershed plan does extend
into Loudoun County. These watersheds drain into the Occoquan Reservoir,
which supplies drinking water for areas of Fairfax County and other local
jurisdictions.